refactored get_yelp_restaurants and get_yelp_nightlife methods
yelp class client instatiated once only, fixed
changed yelp class self.yelp_client to a class variable
created rand selection from each category in yelp
added random button selection to select one option from each category
Merge branch 'results-page'
added fake calendar, and options can now be draggrable and dropped
Merge branch 'results-page'